Home / 827,335.15-1,141,771.28-623,025.61

Finding the Fourth Proportional to 827,335.15, 1,141,771.28 and 623,025.61

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Solution

The fourth proportional to 827,335.15, 1,141,771.28 and 623,025.61 is: 859,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,335.15 : 1,141,771.28 = 623,025.61 : x
  2. Step 2: Convert to fraction form
    827,335.15/1,141,771.28 = 623,025.61/x
  3. Step 3: Cross multiply
    827,335.15x = 1,141,771.28 × 623,025.61
  4. Step 4: Simplify right side
    827,335.15x = 711,352,751,056.91
  5. Step 5: Solve for x
    x = 711,352,751,056.91/827,335.15
  6. Step 6: Final answer
    x = 859,812.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.